From: Nobuyoshi Nakada <nobu@...>
Date: 2009-05-17T11:28:23+09:00
Subject: Re: $0 is truncated

Hi,

At Sun, 17 May 2009 05:36:39 +0900,
Brian Candler wrote in [ruby-talk:336729]:
> I don't mind whether $0 is frozen. Actually, I wrote $0 = ... 
> originally, and only changed it to $0.replace(...) as a workaround.

You can find a hint in ext/extmk.rb.

  $progname = $0
  alias $PROGRAM_NAME $0
  alias $0 $progname

  trace_var(:$0) {|val| $PROGRAM_NAME = val} # update for ps

-- 
Nobu Nakada